package servlets.admin;

import beans.CategoryFacade;
import beans.VideoGameFacade;
import java.io.IOException;
import javax.ejb.EJB;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import entities.Categorie;
import java.util.ArrayList;
import java.util.Collection;
import views.CategoryLightView;

@WebServlet(name = "AdminCategoryServlet", urlPatterns = {"/admin/AdminCategoryServlet"})
public class AdminCategoryServlet extends HttpServlet {

    @EJB
    CategoryFacade categoryFacade;
    @EJB
    VideoGameFacade videoGameFacade;

    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        Collection<CategoryLightView> categoriesLV = new ArrayList<CategoryLightView>();
        Collection<Categorie> categories = categoryFacade.getAll();

        for (Categorie category : categories) {
            categoriesLV.add(new CategoryLightView(category, videoGameFacade.countByCategory(category)));
        }

        request.setAttribute("categoriesLV", categoriesLV);
        RequestDispatcher dispatcher = request.getRequestDispatcher("home.jsp");
        dispatcher.forward(request, response);
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
